420 METASPERMAE OF THE MINNESOTA VALLEY. 



Herb. Ballard 592, Prior's lake, Scott Co. ; Sheldon 660, 

 Waseca; Sheldon 717, Sleepy Eye; Taylor 1001, Glenwood; Shel 

 don 1082, Springfield; Sandberg Jf57, Cannon Falls; Bailey 180, 

 Vermilion lake; Holtz. 1^0, Cedar lake, Hennepin Co. 



Cuscuta gronoTii Willd. var. saururi (Engelm.). 

 (7. sauncri Engelm. Am. Jour. Sci. XLIII (1842). 

 C. gronovii var, latiflora Engelm. Trans. St. L. Acad. I, III, 

 (1859). 



Wats, and Coult., Gray's Man. 6 ed. 372; Upharn, Fl. Minn. Ill; Wats., 

 King Exp. 472; Gray, Syn. FL II, 1, 222. 



North America: Mass. and N. Car. to Minn., Man. 

 and Mo. 



Minn, valley: N. E. district; on Tmpatiens. 



Cuscuta coryli Engelm. Am. Jour. Sci. XLIII, 337 (1842). 

 C umbrosa Beyrich, Sched. (1851) in part. 

 C. inflexa Engelm. Rev. Cusc. 502 (1859). 

 Wats, and Coult., Gray's Man. 6 ed. 372; Gray, Syn. Fl. II, 2, 221; Coult., 

 Fl. Colo. 267; Webb., Fl. Neb. 134; Chap., Suppl. S. St. 641. 



North America: N. Eng. to Ark., Neb., Colo, and 

 Dak. 



Minn, valley: W. district; on Ceanothus and Corylus. 

 Herb. : Wiclcersheim 182, Ash lake, Lincoln Co. 



Cuscuta cephalaiithi Engelm. Am. Jour. Sci. 333 (1842). 



C. tenuiflora Engelm. Gray's Man. 1 ed. 350(1848). 



Wats, and Coult., Gray's Man. 6 ed. 371; Britt., Fl. N. J. 180; Mac, 



Fl. Can. I, 347: Upham, Fl. Minn. 110; Brew, and Wats., Fl. Calif. I, 535; 



Gray, Syn. Fl. II, 220; Wats., King Exp. 273, 471; Engl. Pet., Nat. Pflanz. 



lY, 3a, 39; Webb., Appx. Neb. 36; Coult., Fl. Tex. 294. 



North America: Saskatchewan to Minn., Wise, 



Penn. and N. J. ; S. to Ark. and Tex. ; W. to Utah? and Arizona. 



Minn, valley : Reported from Blue Earth Co. , and 



probably sparingly throughout forest district; on tall herbs 



and shrubs. 



Cuscuta arvensis Beyrich. Sched. (1851), 



C. ai-vensisvdiT. pentagona Engelm. Gray's Man. ed. II, 336(1852). 

 C pentagona Engelm. Am. Jour. Sci. XLIII, 342 (1842). 

 C. arvensis var. verrucosa Engelm. Gray's Man. ed. 2, 336 (1852). 

 C. ven-ucosa Engelm. Am. Jour. Sci. XLIII, 340(1842). 

 C. a)-vensis var. calycina Engelm. Am. Jour. Sci. 1. c. (1842 1. 

 Wats, and Coult., Gray's Man. 6 ed. 371; Gray. Syn. Fl. II, 2, 220; 

 Webb., Fl. Neb. 134; Britt., Fl. N. J. 180; Chap., Fl. S. St. 347; Mac, Fl. 

 Can. 1,346; Coult., Fl. Colo. 266; Brew, and Wats., Fl. Calif. 1,535; Coult., 

 Fl. Tex. 294. 



South America. 



North America: N. S. and Ont. to N. J. and Fla. ; W. 

 to Minn., Mont, and Oregon; S. to Calif., Tex. and La. 



